1.项目样式 scss 全部转换为 less，且移除了项目 node-sass 依赖；

2.online开发ButtonExpHandler is not defined #957；
3.关于打包后JS文件过大，导致加载缓慢的建议 #969

ant-design-vue-jeecg/src/views/modules/online/cgform/auto/ButtonExpHandler.js

@@ -0,0 +1,41 @@
+/**
+ * online 自定义按钮表达式处理类
+ */
+export default class ButtonExpHandler {
+  /**
+   * 构造器
+   * @param express
+   */
+  constructor(express,record) {
+    this._express = express;
+    this._record = record;
+  }
+
+  get show() {
+    if(!this._express || this._express==''){
+      return true;
+    }
+    let arr = this._express.split('#');
+    //获取字段值
+    let fieldValue = this._record[arr[0]];
+    //获取表达式
+    let exp = arr[1].toLowerCase();
+    //判断表达式
+    if(exp === 'eq'){
+      return fieldValue == arr[2];
+    }else if(exp === 'ne'){
+      return !(fieldValue == arr[2]);
+    }else if(exp === 'empty'){
+      if(arr[2]==='true' || arr[2]===true){
+        return !fieldValue || fieldValue=='';
+      }else{
+        return fieldValue && fieldValue.length>0
+      }
+    }else if(exp === 'in'){
+      let arr2 = arr[2].split(',');
+      return arr2.indexOf(String(fieldValue))>=0;
+    }
+    return false;
+  }
+
+}

ant-design-vue-jeecg/src/views/modules/online/cgform/auto/OnlCgformAutoList.vue

@@ -209,6 +209,7 @@
   import { cloneObject, filterObj } from '@/utils/util'
   import JImportModal from '@/components/jeecg/JImportModal'
   import JSuperQuery from '@comp/jeecg/JSuperQuery'
+  import ButtonExpHandler from './ButtonExpHandler'
 
   export default {
     name: 'OnlCgFormAutoList',